Sai Nanohana

Sai is Jiyu039s father and a ghostwriter of silly samurai dramas. He is often tormented by the memories of his wife who died at home by Jiyu039s side when he used to work in his office. After the incident he promised to be a better father to Jiyu and subsequently started working at home. Despite his appearance Sai is in fact talented he taught Jubei the quotYagyu Shinkageryu Mutodoriquot. Wikipedia